Invention Grant
- Patent Title: Method and apparatus for recognizing key identifier in video, device and storage medium
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Application No.: US17208684Application Date: 2021-03-22
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Publication No.: US11748986B2Publication Date: 2023-09-05
- Inventor: Ruifeng Li , Lei Yuan , Xing Dai , Qinglin Qin , Zhuo Sun , Zhiqiang Liu
- Applicant: Beijing Baidu Netcom Science And Technology Co Ltd
- Applicant Address: CN Beijing
- Assignee: Beijing Baidu Netcom Science and Technology Co., Ltd.
- Current Assignee: Beijing Baidu Netcom Science and Technology Co., Ltd.
- Current Assignee Address: CN Beijing
- Agency: Akerman LLP
- Priority: CN 2010599295.4 2020.06.28
- Main IPC: G06V20/40
- IPC: G06V20/40 ; G06F18/214 ; G06V20/62

Abstract:
A method and an apparatus for recognizing a key identifier in a video, a device and a storage medium are disclosed. The method includes: extracting a plurality of key frames from the video; generating a mask of the key identifier by using a difference between the plurality of key frames; determining, in video frames of the video, a key identifier area image by using the mask; and recognizing the key identifier area image to obtain a key identifier category included in the video.
Public/Granted literature
- US20210209375A1 METHOD AND APPARATUS FOR RECOGNIZING KEY IDENTIFIER IN VIDEO, DEVICE AND STORAGE MEDIUM Public/Granted day:2021-07-08
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